Gavin Ellis discusses the media merry-go-round that keeps spinning with the resignation of NZME's CEO Jane Hastings. She achieved the integration of the New Zealand Herald and The Radio Network but failed to bring about a promised IPO and website paywall. What does the changing of the guard mean? Gavin Ellis is a media commentator and former editor of the New Zealand Herald. He can be contacted on gavin.ellis@xtra.co.nz